Comparison of tire sizes 135/80 R13 and 175/60 R14

135
80
13
175
60
14
135/80R13
tire
135 Tire width
80 Profile height
R13 Tire diameter
RPM per km
tire
135mm108mm546mm1716mm583
Parameters Sizes Old New
Diameter, mm546566+20 (+3.7%)
Width, mm135175+40 (+29.6%)
Circumference, mm17161777+61 (+3.6%)
Profile height, mm108105-3 (-2.8%)
RPM per km583563-20 (-3.4%)
Clearance change, mm+10
Speedometer reading (km/h)103.63.6
Result:
The diameter differs by 3.7%.

Sizes for comparison of tires 135/80 R13

R13
R14 +1
R15 +2